Labels:text | human face | ball | person | sports equipment | helmet OCR: Resident and Staff Physician Patient Education Chart Vascular * Dilation causes migraine and cluster headaches * Inflammation as in temporal arteritis Reprinted with permission from Resident and Staff Physician (0) 1991-92, 1993 by Romaine Pierson Publishers, Inc. Where Headaches Originate II GH Intra- cranial Neck and Jaw Pain * Muscle spasm or arthritis Caused by a variety of conditions, among them hangover, fever, anemia, lack of oxygen, hydrocephalus, or hemorrhage